BATCH-2062: Added ChunkProcessor implementations to support JSR-352's chunking pattern
* Added the JsrChunkProvider implementation - a no-op ChunkProvider implementation to be used by the ChunkOrientedTasklet * Added the JsrChunkProcessor - A simple implementation of a ChunkProcessor that handles the JSR-352 chunking pattern (read and process loop with a single write per chunk). * Added the JsrFaultTolerantChunkProcessor - A ChunkProcessor that implements chunking the way JSR-352 requires as well as adding skip/retry functionality. * Added builders to support the above functionality.
This commit is contained in:
Michael Minella
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/*
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* Copyright 2013 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.batch.core.jsr.step.item;
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import static org.junit.Assert.assertEquals;
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import java.util.ArrayList;
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import java.util.List;
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import org.junit.Before;
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import org.junit.Test;
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import org.springframework.batch.core.BatchStatus;
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import org.springframework.batch.core.ItemProcessListener;
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import org.springframework.batch.core.ItemReadListener;
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import org.springframework.batch.core.ItemWriteListener;
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import org.springframework.batch.core.JobExecution;
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import org.springframework.batch.core.JobInterruptedException;
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import org.springframework.batch.core.JobParameters;
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import org.springframework.batch.core.Step;
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import org.springframework.batch.core.StepExecution;
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import org.springframework.batch.core.jsr.step.builder.JsrSimpleStepBuilder;
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import org.springframework.batch.core.repository.JobExecutionAlreadyRunningException;
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import org.springframework.batch.core.repository.JobInstanceAlreadyCompleteException;
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import org.springframework.batch.core.repository.JobRepository;
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import org.springframework.batch.core.repository.JobRestartException;
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import org.springframework.batch.core.repository.support.MapJobRepositoryFactoryBean;
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import org.springframework.batch.core.step.builder.StepBuilder;
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import org.springframework.batch.item.ItemProcessor;
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import org.springframework.batch.item.ItemWriter;
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import org.springframework.batch.item.support.ListItemReader;
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import org.springframework.batch.support.transaction.ResourcelessTransactionManager;
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public class JsrChunkProcessorTests {
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private FailingListItemReader reader;
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private FailingCountingItemProcessor processor;
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private StoringItemWriter writer;
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private CountingListener readListener;
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private JsrSimpleStepBuilder<String, String> builder;
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private JobRepository repository;
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private StepExecution stepExecution;
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@Before
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public void setUp() throws Exception {
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List<String> items = new ArrayList<String>();
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for (int i = 0; i < 25; i++) {
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items.add("item " + i);
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}
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reader = new FailingListItemReader(items);
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processor = new FailingCountingItemProcessor();
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writer = new StoringItemWriter();
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readListener = new CountingListener();
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builder = new JsrSimpleStepBuilder<String, String>(new StepBuilder("step1"));
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repository = new MapJobRepositoryFactoryBean().getJobRepository();
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builder.repository(repository);
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builder.transactionManager(new ResourcelessTransactionManager());
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stepExecution = null;
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}
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@Test
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public void testNoInputNoListeners() throws Exception{
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reader = new FailingListItemReader(new ArrayList<String>());
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Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
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runStep(step);
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assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
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assertEquals(0, processor.count);
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assertEquals(0, writer.results.size());
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assertEquals(0, stepExecution.getProcessSkipCount());
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assertEquals(0, stepExecution.getReadCount());
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assertEquals(0, stepExecution.getReadSkipCount());
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assertEquals(0, stepExecution.getSkipCount());
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assertEquals(0, stepExecution.getWriteCount());
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assertEquals(0, stepExecution.getFilterCount());
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assertEquals(0, stepExecution.getWriteSkipCount());
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}
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@Test
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public void testSimpleScenarioNoListeners() throws Exception{
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Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).build();
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runStep(step);
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assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
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assertEquals(0, stepExecution.getProcessSkipCount());
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assertEquals(25, stepExecution.getReadCount());
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assertEquals(0, stepExecution.getReadSkipCount());
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assertEquals(0, stepExecution.getSkipCount());
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assertEquals(25, stepExecution.getWriteCount());
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assertEquals(0, stepExecution.getFilterCount());
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assertEquals(0, stepExecution.getWriteSkipCount());
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assertEquals(25, writer.results.size());
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assertEquals(25, processor.count);
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int count = 0;
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for (String curItem : writer.results) {
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assertEquals("item " + count, curItem);
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count++;
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}
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}
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@Test
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public void testSimpleScenarioNoProcessor() throws Exception{
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Step step = builder.chunk(25).reader(reader).writer(writer).listener((ItemReadListener<String>) readListener).build();
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runStep(step);
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assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
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assertEquals(0, stepExecution.getProcessSkipCount());
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assertEquals(25, stepExecution.getReadCount());
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assertEquals(0, stepExecution.getReadSkipCount());
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assertEquals(0, stepExecution.getSkipCount());
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assertEquals(25, stepExecution.getWriteCount());
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assertEquals(0, stepExecution.getFilterCount());
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assertEquals(0, stepExecution.getWriteSkipCount());
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assertEquals(0, readListener.afterProcess);
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assertEquals(25, readListener.afterRead);
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assertEquals(1, readListener.afterWrite);
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assertEquals(0, readListener.beforeProcess);
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assertEquals(26, readListener.beforeRead);
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assertEquals(1, readListener.beforeWriteCount);
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assertEquals(0, readListener.onProcessError);
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assertEquals(0, readListener.onReadError);
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assertEquals(0, readListener.onWriteError);
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assertEquals(0, processor.count);
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int count = 0;
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for (String curItem : writer.results) {
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assertEquals("item " + count, curItem);
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count++;
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}
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}
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@Test
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public void testProcessorFilteringNoListeners() throws Exception{
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processor.filter = true;
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Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
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runStep(step);
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int count = 0;
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for (String curItem : writer.results) {
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assertEquals("item " + count, curItem);
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count += 2;
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}
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assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
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assertEquals(0, stepExecution.getProcessSkipCount());
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assertEquals(25, stepExecution.getReadCount());
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assertEquals(0, stepExecution.getReadSkipCount());
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assertEquals(0, stepExecution.getSkipCount());
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assertEquals(13, stepExecution.getWriteCount());
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assertEquals(12, stepExecution.getFilterCount());
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assertEquals(0, stepExecution.getWriteSkipCount());
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assertEquals(25, processor.count);
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}
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@Test
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public void testReadError() throws Exception{
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reader.failCount = 10;
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Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
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runStep(step);
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assertEquals(BatchStatus.FAILED, stepExecution.getStatus());
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assertEquals(9, processor.count);
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assertEquals(0, writer.results.size());
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assertEquals(0, stepExecution.getProcessSkipCount());
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assertEquals(9, stepExecution.getReadCount());
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assertEquals(0, stepExecution.getReadSkipCount());
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assertEquals(0, stepExecution.getSkipCount());
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assertEquals(0, stepExecution.getWriteCount());
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assertEquals(0, stepExecution.getFilterCount());
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assertEquals(0, stepExecution.getWriteSkipCount());
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assertEquals(1, stepExecution.getFailureExceptions().size());
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assertEquals("expected at read index 10", stepExecution.getFailureExceptions().get(0).getMessage());
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assertEquals(9, readListener.afterProcess);
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assertEquals(9, readListener.afterRead);
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assertEquals(0, readListener.afterWrite);
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assertEquals(9, readListener.beforeProcess);
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assertEquals(10, readListener.beforeRead);
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assertEquals(0, readListener.beforeWriteCount);
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assertEquals(0, readListener.onProcessError);
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assertEquals(1, readListener.onReadError);
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assertEquals(0, readListener.onWriteError);
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}
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@Test
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public void testProcessError() throws Exception{
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processor.failCount = 10;
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Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
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runStep(step);
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assertEquals(BatchStatus.FAILED, stepExecution.getStatus());
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assertEquals(10, processor.count);
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assertEquals(0, writer.results.size());
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assertEquals(0, stepExecution.getProcessSkipCount());
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assertEquals(10, stepExecution.getReadCount());
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assertEquals(0, stepExecution.getReadSkipCount());
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assertEquals(0, stepExecution.getSkipCount());
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assertEquals(0, stepExecution.getWriteCount());
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assertEquals(0, stepExecution.getFilterCount());
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assertEquals(0, stepExecution.getWriteSkipCount());
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assertEquals("expected at process index 10", stepExecution.getFailureExceptions().get(0).getMessage());
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assertEquals(9, readListener.afterProcess);
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assertEquals(10, readListener.afterRead);
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assertEquals(0, readListener.afterWrite);
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assertEquals(10, readListener.beforeProcess);
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assertEquals(10, readListener.beforeRead);
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assertEquals(0, readListener.beforeWriteCount);
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assertEquals(1, readListener.onProcessError);
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assertEquals(0, readListener.onReadError);
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assertEquals(0, readListener.onWriteError);
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}
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@Test
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public void testWriteError() throws Exception{
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writer.fail = true;
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Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
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runStep(step);
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assertEquals(BatchStatus.FAILED, stepExecution.getStatus());
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assertEquals(25, processor.count);
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assertEquals(0, writer.results.size());
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assertEquals(0, stepExecution.getProcessSkipCount());
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assertEquals(25, stepExecution.getReadCount());
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assertEquals(0, stepExecution.getReadSkipCount());
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assertEquals(0, stepExecution.getSkipCount());
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assertEquals(0, stepExecution.getWriteCount());
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assertEquals(0, stepExecution.getFilterCount());
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assertEquals(0, stepExecution.getWriteSkipCount());
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assertEquals("expected in write", stepExecution.getFailureExceptions().get(0).getMessage());
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assertEquals(25, readListener.afterProcess);
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assertEquals(25, readListener.afterRead);
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assertEquals(0, readListener.afterWrite);
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assertEquals(25, readListener.beforeProcess);
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assertEquals(25, readListener.beforeRead);
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assertEquals(1, readListener.beforeWriteCount);
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assertEquals(0, readListener.onProcessError);
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assertEquals(0, readListener.onReadError);
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assertEquals(1, readListener.onWriteError);
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}
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@Test
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public void testMultipleChunks() throws Exception{
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Step step = builder.chunk(10).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
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runStep(step);
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assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
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assertEquals(25, processor.count);
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assertEquals(25, writer.results.size());
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assertEquals(0, stepExecution.getProcessSkipCount());
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assertEquals(25, stepExecution.getReadCount());
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assertEquals(0, stepExecution.getReadSkipCount());
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assertEquals(0, stepExecution.getSkipCount());
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assertEquals(25, stepExecution.getWriteCount());
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assertEquals(0, stepExecution.getFilterCount());
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assertEquals(0, stepExecution.getWriteSkipCount());
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assertEquals(25, readListener.afterProcess);
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assertEquals(25, readListener.afterRead);
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assertEquals(3, readListener.afterWrite);
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assertEquals(25, readListener.beforeProcess);
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assertEquals(26, readListener.beforeRead);
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assertEquals(3, readListener.beforeWriteCount);
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assertEquals(0, readListener.onProcessError);
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assertEquals(0, readListener.onReadError);
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assertEquals(0, readListener.onWriteError);
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}
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protected void runStep(Step step)
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throws JobExecutionAlreadyRunningException, JobRestartException,
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JobInstanceAlreadyCompleteException, JobInterruptedException {
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JobExecution jobExecution = repository.createJobExecution("job1", new JobParameters());
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stepExecution = new StepExecution("step1", jobExecution);
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repository.add(stepExecution);
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step.execute(stepExecution);
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}
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public static class FailingListItemReader extends ListItemReader<String> {
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protected int failCount = -1;
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protected int count = 0;
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public FailingListItemReader(List<String> list) {
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super(list);
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}
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@Override
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public String read() {
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count++;
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if(failCount == count) {
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throw new RuntimeException("expected at read index " + failCount);
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} else {
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return super.read();
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}
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}
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}
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public static class FailingCountingItemProcessor implements ItemProcessor<String, String>{
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protected int count = 0;
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protected int failCount = -1;
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protected boolean filter = false;
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@Override
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public String process(String item) throws Exception {
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count++;
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if(filter && count % 2 == 0) {
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return null;
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} else if(count == failCount){
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throw new RuntimeException("expected at process index " + failCount);
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} else {
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return item;
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}
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}
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}
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public static class StoringItemWriter implements ItemWriter<String>{
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protected List<String> results = new ArrayList<String>();
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protected boolean fail = false;
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@Override
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public void write(List<? extends String> items) throws Exception {
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if(fail) {
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throw new RuntimeException("expected in write");
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}
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results.addAll(items);
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}
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}
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public static class CountingListener implements ItemReadListener<String>, ItemProcessListener<String, String>, ItemWriteListener<String> {
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protected int beforeWriteCount = 0;
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protected int afterWrite = 0;
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protected int onWriteError = 0;
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protected int beforeProcess = 0;
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protected int afterProcess = 0;
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protected int onProcessError = 0;
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protected int beforeRead = 0;
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protected int afterRead = 0;
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protected int onReadError = 0;
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@Override
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public void beforeWrite(List<? extends String> items) {
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beforeWriteCount++;
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}
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@Override
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public void afterWrite(List<? extends String> items) {
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afterWrite++;
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}
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@Override
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public void onWriteError(Exception exception,
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List<? extends String> items) {
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onWriteError++;
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}
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@Override
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public void beforeProcess(String item) {
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beforeProcess++;
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}
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@Override
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public void afterProcess(String item, String result) {
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afterProcess++;
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}
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@Override
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public void onProcessError(String item, Exception e) {
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onProcessError++;
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}
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@Override
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public void beforeRead() {
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beforeRead++;
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}
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@Override
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public void afterRead(String item) {
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afterRead++;
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}
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@Override
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public void onReadError(Exception ex) {
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onReadError++;
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}
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}
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}
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@@ -0,0 +1,40 @@
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/*
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* Copyright 2013 the original author or authors.
|
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*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
package org.springframework.batch.core.jsr.step.item;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotNull;
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import org.junit.Before;
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import org.junit.Test;
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import org.springframework.batch.core.step.item.Chunk;
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||||
public class JsrChunkProviderTests {
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private JsrChunkProvider<String> provider;
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@Before
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public void setUp() throws Exception {
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provider = new JsrChunkProvider<String>();
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}
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@Test
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public void test() throws Exception {
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Chunk<String> chunk = provider.provide(null);
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assertNotNull(chunk);
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assertEquals(0, chunk.getItems().size());
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}
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}
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@@ -0,0 +1,601 @@
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/*
|
||||
* Copyright 2013 the original author or authors.
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
package org.springframework.batch.core.jsr.step.item;
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||||
|
||||
import static org.junit.Assert.assertEquals;
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||||
import static org.junit.Assert.assertNotNull;
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||||
|
||||
import java.util.ArrayList;
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import java.util.List;
|
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||||
import org.junit.Before;
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||||
import org.junit.Test;
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||||
import org.springframework.batch.core.BatchStatus;
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||||
import org.springframework.batch.core.ItemProcessListener;
|
||||
import org.springframework.batch.core.ItemReadListener;
|
||||
import org.springframework.batch.core.ItemWriteListener;
|
||||
import org.springframework.batch.core.JobExecution;
|
||||
import org.springframework.batch.core.JobInterruptedException;
|
||||
import org.springframework.batch.core.JobParameters;
|
||||
import org.springframework.batch.core.Step;
|
||||
import org.springframework.batch.core.StepExecution;
|
||||
import org.springframework.batch.core.jsr.step.builder.JsrFaultTolerantStepBuilder;
|
||||
import org.springframework.batch.core.repository.JobExecutionAlreadyRunningException;
|
||||
import org.springframework.batch.core.repository.JobInstanceAlreadyCompleteException;
|
||||
import org.springframework.batch.core.repository.JobRepository;
|
||||
import org.springframework.batch.core.repository.JobRestartException;
|
||||
import org.springframework.batch.core.repository.support.MapJobRepositoryFactoryBean;
|
||||
import org.springframework.batch.core.step.builder.StepBuilder;
|
||||
import org.springframework.batch.item.ItemProcessor;
|
||||
import org.springframework.batch.item.ItemWriter;
|
||||
import org.springframework.batch.item.support.ListItemReader;
|
||||
import org.springframework.batch.support.transaction.ResourcelessTransactionManager;
|
||||
|
||||
public class JsrFaultTolerantChunkProcessorTests {
|
||||
|
||||
private FailingListItemReader reader;
|
||||
private FailingCountingItemProcessor processor;
|
||||
private StoringItemWriter writer;
|
||||
private CountingListener readListener;
|
||||
private JsrFaultTolerantStepBuilder<String, String> builder;
|
||||
private JobRepository repository;
|
||||
private StepExecution stepExecution;
|
||||
|
||||
@Before
|
||||
public void setUp() throws Exception {
|
||||
|
||||
List<String> items = new ArrayList<String>();
|
||||
|
||||
for (int i = 0; i < 25; i++) {
|
||||
items.add("item " + i);
|
||||
}
|
||||
|
||||
reader = new FailingListItemReader(items);
|
||||
processor = new FailingCountingItemProcessor();
|
||||
writer = new StoringItemWriter();
|
||||
readListener = new CountingListener();
|
||||
|
||||
builder = new JsrFaultTolerantStepBuilder<String, String>(new StepBuilder("step1"));
|
||||
repository = new MapJobRepositoryFactoryBean().getJobRepository();
|
||||
builder.repository(repository);
|
||||
builder.transactionManager(new ResourcelessTransactionManager());
|
||||
stepExecution = null;
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testNoInputNoListeners() throws Exception{
|
||||
reader = new FailingListItemReader(new ArrayList<String>());
|
||||
Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(0, processor.count);
|
||||
assertEquals(0, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(0, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(0, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSimpleScenarioNoListeners() throws Exception{
|
||||
Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(25, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(25, writer.results.size());
|
||||
assertEquals(25, processor.count);
|
||||
|
||||
int count = 0;
|
||||
for (String curItem : writer.results) {
|
||||
assertEquals("item " + count, curItem);
|
||||
count++;
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSimpleScenarioNoProcessor() throws Exception{
|
||||
Step step = builder.chunk(25).reader(reader).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(25, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(0, readListener.afterProcess);
|
||||
assertEquals(25, readListener.afterRead);
|
||||
assertEquals(1, readListener.afterWrite);
|
||||
assertEquals(0, readListener.beforeProcess);
|
||||
assertEquals(26, readListener.beforeRead);
|
||||
assertEquals(1, readListener.beforeWriteCount);
|
||||
assertEquals(0, readListener.onProcessError);
|
||||
assertEquals(0, readListener.onReadError);
|
||||
assertEquals(0, readListener.onWriteError);
|
||||
assertEquals(0, processor.count);
|
||||
|
||||
int count = 0;
|
||||
for (String curItem : writer.results) {
|
||||
assertEquals("item " + count, curItem);
|
||||
count++;
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testProcessorFilteringNoListeners() throws Exception{
|
||||
processor.filter = true;
|
||||
Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
int count = 0;
|
||||
for (String curItem : writer.results) {
|
||||
assertEquals("item " + count, curItem);
|
||||
count += 2;
|
||||
}
|
||||
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(13, stepExecution.getWriteCount());
|
||||
assertEquals(12, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(25, processor.count);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSkipReadError() throws Exception{
|
||||
reader.failCount = 10;
|
||||
|
||||
Step step = builder.faultTolerant().skip(RuntimeException.class).skipLimit(20).chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertNotNull(stepExecution);
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(25, processor.count);
|
||||
assertEquals(25, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(1, stepExecution.getReadSkipCount());
|
||||
assertEquals(1, stepExecution.getSkipCount());
|
||||
assertEquals(25, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(0, stepExecution.getFailureExceptions().size());
|
||||
assertEquals(25, readListener.afterProcess);
|
||||
assertEquals(25, readListener.afterRead);
|
||||
assertEquals(1, readListener.afterWrite);
|
||||
assertEquals(25, readListener.beforeProcess);
|
||||
assertEquals(27, readListener.beforeRead);
|
||||
assertEquals(1, readListener.beforeWriteCount);
|
||||
assertEquals(0, readListener.onProcessError);
|
||||
assertEquals(1, readListener.onReadError);
|
||||
assertEquals(0, readListener.onWriteError);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testRetryReadError() throws Exception{
|
||||
reader.failCount = 10;
|
||||
|
||||
Step step = builder.faultTolerant().retry(RuntimeException.class).retryLimit(20).chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(25, processor.count);
|
||||
assertEquals(25, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(25, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(0, stepExecution.getFailureExceptions().size());
|
||||
assertEquals(25, readListener.afterProcess);
|
||||
assertEquals(25, readListener.afterRead);
|
||||
assertEquals(1, readListener.afterWrite);
|
||||
assertEquals(25, readListener.beforeProcess);
|
||||
assertEquals(27, readListener.beforeRead);
|
||||
assertEquals(1, readListener.beforeWriteCount);
|
||||
assertEquals(0, readListener.onProcessError);
|
||||
assertEquals(1, readListener.onReadError);
|
||||
assertEquals(0, readListener.onWriteError);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testReadError() throws Exception{
|
||||
reader.failCount = 10;
|
||||
|
||||
Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertNotNull(stepExecution);
|
||||
assertEquals(BatchStatus.FAILED, stepExecution.getStatus());
|
||||
assertEquals(9, processor.count);
|
||||
assertEquals(0, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(9, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(0, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(1, stepExecution.getFailureExceptions().size());
|
||||
assertEquals("expected at read index 10", stepExecution.getFailureExceptions().get(0).getCause().getMessage());
|
||||
assertEquals(9, readListener.afterProcess);
|
||||
assertEquals(9, readListener.afterRead);
|
||||
assertEquals(0, readListener.afterWrite);
|
||||
assertEquals(9, readListener.beforeProcess);
|
||||
assertEquals(10, readListener.beforeRead);
|
||||
assertEquals(0, readListener.beforeWriteCount);
|
||||
assertEquals(0, readListener.onProcessError);
|
||||
assertEquals(1, readListener.onReadError);
|
||||
assertEquals(0, readListener.onWriteError);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testProcessError() throws Exception{
|
||||
processor.failCount = 10;
|
||||
|
||||
Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertEquals(10, processor.count);
|
||||
assertEquals(BatchStatus.FAILED, stepExecution.getStatus());
|
||||
assertEquals(0, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(10, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(0, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals("expected at process index 10", stepExecution.getFailureExceptions().get(0).getCause().getMessage());
|
||||
assertEquals(9, readListener.afterProcess);
|
||||
assertEquals(10, readListener.afterRead);
|
||||
assertEquals(0, readListener.afterWrite);
|
||||
assertEquals(10, readListener.beforeProcess);
|
||||
assertEquals(10, readListener.beforeRead);
|
||||
assertEquals(0, readListener.beforeWriteCount);
|
||||
assertEquals(1, readListener.onProcessError);
|
||||
assertEquals(0, readListener.onReadError);
|
||||
assertEquals(0, readListener.onWriteError);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSkipProcessError() throws Exception{
|
||||
processor.failCount = 10;
|
||||
|
||||
Step step = builder.faultTolerant().skip(RuntimeException.class).skipLimit(20).chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertNotNull(stepExecution);
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(25, processor.count);
|
||||
assertEquals(24, writer.results.size());
|
||||
assertEquals(1, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(1, stepExecution.getSkipCount());
|
||||
assertEquals(24, stepExecution.getWriteCount());
|
||||
assertEquals(1, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(0, stepExecution.getFailureExceptions().size());
|
||||
assertEquals(24, readListener.afterProcess);
|
||||
assertEquals(25, readListener.afterRead);
|
||||
assertEquals(1, readListener.afterWrite);
|
||||
assertEquals(25, readListener.beforeProcess);
|
||||
assertEquals(26, readListener.beforeRead);
|
||||
assertEquals(1, readListener.beforeWriteCount);
|
||||
assertEquals(1, readListener.onProcessError);
|
||||
assertEquals(0, readListener.onReadError);
|
||||
assertEquals(0, readListener.onWriteError);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testRetryProcessError() throws Exception{
|
||||
processor.failCount = 10;
|
||||
|
||||
Step step = builder.faultTolerant().retry(RuntimeException.class).retryLimit(20).chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertNotNull(stepExecution);
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(26, processor.count);
|
||||
assertEquals(25, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(25, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(0, stepExecution.getFailureExceptions().size());
|
||||
assertEquals(25, readListener.afterProcess);
|
||||
assertEquals(25, readListener.afterRead);
|
||||
assertEquals(1, readListener.afterWrite);
|
||||
assertEquals(26, readListener.beforeProcess);
|
||||
assertEquals(26, readListener.beforeRead);
|
||||
assertEquals(1, readListener.beforeWriteCount);
|
||||
assertEquals(1, readListener.onProcessError);
|
||||
assertEquals(0, readListener.onReadError);
|
||||
assertEquals(0, readListener.onWriteError);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testWriteError() throws Exception{
|
||||
writer.fail = true;
|
||||
|
||||
Step step = builder.chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertEquals(25, processor.count);
|
||||
assertEquals(BatchStatus.FAILED, stepExecution.getStatus());
|
||||
assertEquals(0, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(0, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(25, readListener.afterProcess);
|
||||
assertEquals(25, readListener.afterRead);
|
||||
assertEquals(0, readListener.afterWrite);
|
||||
assertEquals(25, readListener.beforeProcess);
|
||||
assertEquals(25, readListener.beforeRead);
|
||||
assertEquals(1, readListener.beforeWriteCount);
|
||||
assertEquals(0, readListener.onProcessError);
|
||||
assertEquals(0, readListener.onReadError);
|
||||
assertEquals(1, readListener.onWriteError);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testRetryWriteError() throws Exception{
|
||||
writer.fail = true;
|
||||
|
||||
Step step = builder.faultTolerant().retry(RuntimeException.class).retryLimit(25).chunk(25).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertEquals(25, processor.count);
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(25, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(25, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(25, readListener.afterProcess);
|
||||
assertEquals(25, readListener.afterRead);
|
||||
assertEquals(1, readListener.afterWrite);
|
||||
assertEquals(25, readListener.beforeProcess);
|
||||
assertEquals(26, readListener.beforeRead);
|
||||
assertEquals(2, readListener.beforeWriteCount);
|
||||
assertEquals(0, readListener.onProcessError);
|
||||
assertEquals(0, readListener.onReadError);
|
||||
assertEquals(1, readListener.onWriteError);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSkipWriteError() throws Exception{
|
||||
writer.fail = true;
|
||||
|
||||
Step step = builder.faultTolerant().skip(RuntimeException.class).skipLimit(25).chunk(7).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(25, processor.count);
|
||||
assertEquals(18, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(1, stepExecution.getSkipCount());
|
||||
assertEquals(18, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(1, stepExecution.getWriteSkipCount());
|
||||
assertEquals(25, readListener.afterProcess);
|
||||
assertEquals(25, readListener.afterRead);
|
||||
assertEquals(3, readListener.afterWrite);
|
||||
assertEquals(25, readListener.beforeProcess);
|
||||
assertEquals(26, readListener.beforeRead);
|
||||
assertEquals(4, readListener.beforeWriteCount);
|
||||
assertEquals(0, readListener.onProcessError);
|
||||
assertEquals(0, readListener.onReadError);
|
||||
assertEquals(1, readListener.onWriteError);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testMultipleChunks() throws Exception{
|
||||
|
||||
Step step = builder.chunk(10).reader(reader).processor(processor).writer(writer).listener((ItemReadListener<String>) readListener).build();
|
||||
|
||||
runStep(step);
|
||||
|
||||
assertEquals(25, processor.count);
|
||||
assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
|
||||
assertEquals(25, writer.results.size());
|
||||
assertEquals(0, stepExecution.getProcessSkipCount());
|
||||
assertEquals(25, stepExecution.getReadCount());
|
||||
assertEquals(0, stepExecution.getReadSkipCount());
|
||||
assertEquals(0, stepExecution.getSkipCount());
|
||||
assertEquals(25, stepExecution.getWriteCount());
|
||||
assertEquals(0, stepExecution.getFilterCount());
|
||||
assertEquals(0, stepExecution.getWriteSkipCount());
|
||||
assertEquals(25, readListener.afterProcess);
|
||||
assertEquals(25, readListener.afterRead);
|
||||
assertEquals(3, readListener.afterWrite);
|
||||
assertEquals(25, readListener.beforeProcess);
|
||||
assertEquals(26, readListener.beforeRead);
|
||||
assertEquals(3, readListener.beforeWriteCount);
|
||||
assertEquals(0, readListener.onProcessError);
|
||||
assertEquals(0, readListener.onReadError);
|
||||
assertEquals(0, readListener.onWriteError);
|
||||
}
|
||||
|
||||
protected void runStep(Step step)
|
||||
throws JobExecutionAlreadyRunningException, JobRestartException,
|
||||
JobInstanceAlreadyCompleteException, JobInterruptedException {
|
||||
JobExecution jobExecution = repository.createJobExecution("job1", new JobParameters());
|
||||
stepExecution = new StepExecution("step1", jobExecution);
|
||||
repository.add(stepExecution);
|
||||
|
||||
step.execute(stepExecution);
|
||||
}
|
||||
|
||||
public static class FailingListItemReader extends ListItemReader<String> {
|
||||
|
||||
protected int failCount = -1;
|
||||
protected int count = 0;
|
||||
|
||||
public FailingListItemReader(List<String> list) {
|
||||
super(list);
|
||||
}
|
||||
|
||||
@Override
|
||||
public String read() {
|
||||
count++;
|
||||
|
||||
if(failCount == count) {
|
||||
throw new RuntimeException("expected at read index " + failCount);
|
||||
} else {
|
||||
return super.read();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public static class FailingCountingItemProcessor implements ItemProcessor<String, String>{
|
||||
protected int count = 0;
|
||||
protected int failCount = -1;
|
||||
protected boolean filter = false;
|
||||
|
||||
@Override
|
||||
public String process(String item) throws Exception {
|
||||
count++;
|
||||
|
||||
if(filter && count % 2 == 0) {
|
||||
return null;
|
||||
} else if(count == failCount){
|
||||
throw new RuntimeException("expected at process index " + failCount);
|
||||
} else {
|
||||
return item;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public static class StoringItemWriter implements ItemWriter<String>{
|
||||
|
||||
protected List<String> results = new ArrayList<String>();
|
||||
protected boolean fail = false;
|
||||
|
||||
@Override
|
||||
public void write(List<? extends String> items) throws Exception {
|
||||
if(fail) {
|
||||
fail = false;
|
||||
throw new RuntimeException("expected in write");
|
||||
}
|
||||
|
||||
results.addAll(items);
|
||||
}
|
||||
}
|
||||
|
||||
public static class CountingListener implements ItemReadListener<String>, ItemProcessListener<String, String>, ItemWriteListener<String> {
|
||||
|
||||
protected int beforeWriteCount = 0;
|
||||
protected int afterWrite = 0;
|
||||
protected int onWriteError = 0;
|
||||
protected int beforeProcess = 0;
|
||||
protected int afterProcess = 0;
|
||||
protected int onProcessError = 0;
|
||||
protected int beforeRead = 0;
|
||||
protected int afterRead = 0;
|
||||
protected int onReadError = 0;
|
||||
|
||||
@Override
|
||||
public void beforeWrite(List<? extends String> items) {
|
||||
beforeWriteCount++;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void afterWrite(List<? extends String> items) {
|
||||
afterWrite++;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onWriteError(Exception exception,
|
||||
List<? extends String> items) {
|
||||
onWriteError++;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void beforeProcess(String item) {
|
||||
beforeProcess++;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void afterProcess(String item, String result) {
|
||||
afterProcess++;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onProcessError(String item, Exception e) {
|
||||
onProcessError++;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void beforeRead() {
|
||||
beforeRead++;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void afterRead(String item) {
|
||||
afterRead++;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onReadError(Exception ex) {
|
||||
onReadError++;
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user